Over here in the good old UK, colour blindness is allowed for flying however your driving license is pulled.
I'm pretty certain that's not right re: driving licence.
You have to notify the DVLA if you have a visual impairment, but this
doesn't include long/short sightedness or colour blindness.
Edited to add link:
Driving eyesight requirements : Directgov - Motoring
(Sorry, this doesn't help the original poster with their query)!